5280207280

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{653491}}^1$

素因数の和:653605

約数の個数: 40

約数和(自身を含む): 12398050224

約数和(自身を除く): 7117842944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 8080, 653491, 1306982, 2613964, 3267455, 5227928, 6534910, 10455856, 13069820, 26139640, 52279280, 66002591, 132005182, 264010364, 330012955, 528020728, 660025910, 1056041456, 1320051820, 2640103640, 5280207280]

約数ペア:

[(1, 5280207280), (2, 2640103640), (4, 1320051820), (5, 1056041456), (8, 660025910), (10, 528020728), (16, 330012955), (20, 264010364), (40, 132005182), (80, 66002591), (101, 52279280), (202, 26139640), (404, 13069820), (505, 10455856), (808, 6534910), (1010, 5227928), (1616, 3267455), (2020, 2613964), (4040, 1306982), (8080, 653491)]